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प्रश्न
Solution A is strong acid B weak acid C strong alkali.
Which solution contains solute molecules in addition to water molecules?
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उत्तर
Solution B - weak acid.
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संबंधित प्रश्न
Give two examples of organic acids.
How is the neutralisation of a carbonate with an acid different from the neutralisation of an oxide or a hydroxide?
Bee stings can be treated with:
(a) vinegar
(b) sodium hydrogencarbonate
(c) potassium hydroxide
(d) lemon juice
The salt which will give a neutral solution on dissolving in water will be:
(a) CH3COONa
(b) NH4Cl
(c) KCl
(d) Na2CO3
What do you understand by the term, acid?
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Carbonate or bicarbonate -> Salt + water + Carbon dioxide}\]
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Sulphite or bisulphite -> Salt + water + sulphur dioxide}\]
HCl, HNO3, C2H5OH, C6H12O6 all contain H atoms but only HCl and HNO3 show acidic character. Why?
While playing in a park, a child was stung by a wasp. Some elders suggested applying paste of baking soda and others lemon juice as remedy. Which remedy do you think is appropriate and why?
Match the substances in Column I with those in Column II.
| Column 1 | Column II | ||
| (a) | Tartaric acid | (i) | soap |
| (b) | Calcium hydroxide | (ii) | curd |
| (c) | Formic acid | (iii) | unripe mangoes |
| (d) | Sodium hydroxide | (iv) | ant’s sting |
| (e) | Lactic acid | (v) | lime water |
